...) is not currently available. Approaches that would require a sampling system or optical access to the exhaust have been considered to be unsuitable for vehicle applications ( 2 ). diesel smoke soot particulate emissions sensor diagnostics control diesel engines gas sensors smoke detectors...

... sparks gas sensors pressure sensors Precise air-fuel ratio (AFR) control, also during transient operating conditions, is the primary goal of modern spark-ignited (SI) engine control strategies, 1 2 3 4 5 6 . Being able to maintain a stoichiometric AFR allows high conversion efficiencies...

... Headquarters, November 3, 2000. Associate Editor: D. Assanis. 27 April 2000 03 November 2000 engines hydrogen economy gas mixtures fuel combustion lubrication gas sensors noise abatement emission Hydrogen is seen as one of the important energy vectors of the next century...